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<div id="overview"><a href="../../../../../apidocs/de/aikiit/bildbearbeiter/util/ComponentGaugeUtil.html">View Javadoc</a></div><pre>

<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> * Created on 20.10.2003</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <strong class="jxr_keyword">package</strong> de.aikiit.bildbearbeiter.util;
<a class="jxr_linenumber" name="5" href="#5">5</a>   
<a class="jxr_linenumber" name="6" href="#6">6</a>   <strong class="jxr_keyword">import</strong> org.apache.log4j.Logger;
<a class="jxr_linenumber" name="7" href="#7">7</a>   
<a class="jxr_linenumber" name="8" href="#8">8</a>   <strong class="jxr_keyword">import</strong> javax.swing.ImageIcon;
<a class="jxr_linenumber" name="9" href="#9">9</a>   <strong class="jxr_keyword">import</strong> java.awt.Component;
<a class="jxr_linenumber" name="10" href="#10">10</a>  <strong class="jxr_keyword">import</strong> java.awt.Dimension;
<a class="jxr_linenumber" name="11" href="#11">11</a>  <strong class="jxr_keyword">import</strong> java.awt.Toolkit;
<a class="jxr_linenumber" name="12" href="#12">12</a>  
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_javadoccomment"> * Helper class to centre Swing-components.</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  <em class="jxr_javadoccomment"> * @author hirsch, 20.10.2003</em>
<a class="jxr_linenumber" name="17" href="#17">17</a>  <em class="jxr_javadoccomment"> * @version 2003-10-22</em>
<a class="jxr_linenumber" name="18" href="#18">18</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="19" href="#19">19</a>  
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../de/aikiit/bildbearbeiter/util/ComponentGaugeUtil.html">ComponentGaugeUtil</a> {
<a class="jxr_linenumber" name="21" href="#21">21</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="22" href="#22">22</a>  <em class="jxr_javadoccomment">     * Logger for this class.</em>
<a class="jxr_linenumber" name="23" href="#23">23</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="24" href="#24">24</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Logger LOG =
<a class="jxr_linenumber" name="25" href="#25">25</a>              Logger.getLogger(ComponentGaugeUtil.<strong class="jxr_keyword">class</strong>);
<a class="jxr_linenumber" name="26" href="#26">26</a>  
<a class="jxr_linenumber" name="27" href="#27">27</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="28" href="#28">28</a>  <em class="jxr_javadoccomment">     * Private default constructor to prevent instantiation of this class.</em>
<a class="jxr_linenumber" name="29" href="#29">29</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="30" href="#30">30</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../de/aikiit/bildbearbeiter/util/ComponentGaugeUtil.html">ComponentGaugeUtil</a>() {
<a class="jxr_linenumber" name="31" href="#31">31</a>          <em class="jxr_comment">// prevent instantiation</em>
<a class="jxr_linenumber" name="32" href="#32">32</a>      }
<a class="jxr_linenumber" name="33" href="#33">33</a>  
<a class="jxr_linenumber" name="34" href="#34">34</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="35" href="#35">35</a>  <em class="jxr_javadoccomment">     * Gauge the given component on screen.</em>
<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment">     * @param component Swing-component to gauge.</em>
<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="39" href="#39">39</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> makeCentered(<strong class="jxr_keyword">final</strong> Component component) {
<a class="jxr_linenumber" name="40" href="#40">40</a>          Toolkit toolkit = Toolkit.getDefaultToolkit();
<a class="jxr_linenumber" name="41" href="#41">41</a>          Dimension dim = toolkit.getScreenSize();
<a class="jxr_linenumber" name="42" href="#42">42</a>          <strong class="jxr_keyword">int</strong> screenWidth = dim.width;
<a class="jxr_linenumber" name="43" href="#43">43</a>          <strong class="jxr_keyword">int</strong> screenHeight = dim.height;
<a class="jxr_linenumber" name="44" href="#44">44</a>          component.setLocation((screenWidth - component.getSize().width) / 2,
<a class="jxr_linenumber" name="45" href="#45">45</a>                  (screenHeight - component.getSize().height) / 2);
<a class="jxr_linenumber" name="46" href="#46">46</a>      } <em class="jxr_comment">// end of makeCentered</em>
<a class="jxr_linenumber" name="47" href="#47">47</a>  
<a class="jxr_linenumber" name="48" href="#48">48</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="49" href="#49">49</a>  <em class="jxr_javadoccomment">     * Helper that transforms a given path into an ImageIcon. In case of errors</em>
<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment">     * &lt;code&gt;null&lt;/code&gt; is returned.</em>
<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="52" href="#52">52</a>  <em class="jxr_javadoccomment">     * @param path File path that is to be converted into an icon.</em>
<a class="jxr_linenumber" name="53" href="#53">53</a>  <em class="jxr_javadoccomment">     * @return ImageIcon, located at the given path.</em>
<a class="jxr_linenumber" name="54" href="#54">54</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="55" href="#55">55</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> ImageIcon createImageIcon(<strong class="jxr_keyword">final</strong> String path) {
<a class="jxr_linenumber" name="56" href="#56">56</a>          assert path != <strong class="jxr_keyword">null</strong> : <span class="jxr_string">"Path for image icon needs to be set."</span>;
<a class="jxr_linenumber" name="57" href="#57">57</a>          LOG.debug(<span class="jxr_string">"Creating image icon from path "</span> + path);
<a class="jxr_linenumber" name="58" href="#58">58</a>          java.net.URL imgURL = ComponentGaugeUtil.<strong class="jxr_keyword">class</strong>.getResource(path);
<a class="jxr_linenumber" name="59" href="#59">59</a>          LOG.debug(<span class="jxr_string">"extracted URL is: "</span> + imgURL);
<a class="jxr_linenumber" name="60" href="#60">60</a>  
<a class="jxr_linenumber" name="61" href="#61">61</a>          <strong class="jxr_keyword">if</strong> (imgURL != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="62" href="#62">62</a>              <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> ImageIcon(imgURL);
<a class="jxr_linenumber" name="63" href="#63">63</a>          } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="64" href="#64">64</a>              LOG.error(<span class="jxr_string">"Could not generate a valid URL from the given path: "</span>
<a class="jxr_linenumber" name="65" href="#65">65</a>                      + path);
<a class="jxr_linenumber" name="66" href="#66">66</a>              <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="67" href="#67">67</a>          } <em class="jxr_comment">// end if</em>
<a class="jxr_linenumber" name="68" href="#68">68</a>      } <em class="jxr_comment">// end of createImageIcon</em>
<a class="jxr_linenumber" name="69" href="#69">69</a>  } <em class="jxr_comment">// end of class</em>
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